Portable computer



FIG. 1 is a perspective view of the portable computer of the present invention;

FIG. 2 is a front view thereof on an enlarged scale;

FIG. 3 is a rear view thereof the broken lines being shown for illustrative purposes only and forming no part of the claimed design;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a right side view showing an opened condition thereof; and,

FIG. 9 is a top plan view showing an opened condition thereof. 

The ornamental design for a portable computer, as shown and described. 